1. Heat and cold illnesses during distance running acsm position stand;Armstrong;Am. Coll. Sports Med. Med. Sci. Sports Exerc,1995
2. A race to the death;Beil;Men Health,2012
3. The biggest mud feud in sports;Helliker;Wall Street J,2013
4. Unique obstacle race injuries at an extreme sports event: A case series.;Greenburg;Ann Emerg Med,2013
5. Down and dirty park style;Madren;Parks Recreation,2011